zgrat | 1e62a15bef6c5fbd94137a339272e93ee6b646f1f18a68a5e52d6e19dea03420

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 00:45

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General

Target

f921112a3539f7f93529c88376508582_JaffaCakes118.exe
Size

2.5MB
MD5

f921112a3539f7f93529c88376508582
SHA1

957a4e0b947482a8215a9450f1890dd47e45e642
SHA256

1e62a15bef6c5fbd94137a339272e93ee6b646f1f18a68a5e52d6e19dea03420
SHA512

f229f48a668c08d90f296ed70f16c8c60a78fc243fe2040a9ddab1331e633b6c278b6e25723e03eccdca499e5cf7ea66915542ce3cbb0fd155590570796d4736
SSDEEP

49152:9KscKOXDAEzXdG+591Zg+zQQwLb/KTmLmXAGw+4akSI6232QguwV4:MFDjzXd55q+sHLbdwA+4akt6A2QguE

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral1/memory/2624-5-0x0000000000DC0000-0x0000000000E28000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-6-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-7-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-9-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-13-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-15-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-17-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-19-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-21-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-23-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-25-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-27-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-29-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-31-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-33-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-35-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-11-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-39-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-41-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-37-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-45-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-47-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-49-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-51-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-53-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-55-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-57-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-59-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-61-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-63-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-65-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-67-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-69-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1
behavioral1/memory/2624-43-0x0000000000DC0000-0x0000000000E23000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Nvidia Share = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Nvidia Share.exe\""	f921112a3539f7f93529c88376508582_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2624 set thread context of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
Token: SeDebugPrivilege	1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
Token: SeShutdownPrivilege	1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe
1956	f921112a3539f7f93529c88376508582_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30
PID 2624 wrote to memory of 1956	2624	f921112a3539f7f93529c88376508582_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f921112a3539f7f93529c88376508582_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f921112a3539f7f93529c88376508582_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Users\Admin\AppData\Local\Temp\f921112a3539f7f93529c88376508582_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f921112a3539f7f93529c88376508582_JaffaCakes118.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2624-0-0x0000000001300000-0x0000000001582000-memory.dmp

Filesize
2.5MB

Download
memory/2624-1-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2624-2-0x0000000000C60000-0x0000000000CA0000-memory.dmp

Filesize
256KB

Download
memory/2624-3-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2624-4-0x0000000008350000-0x000000000855A000-memory.dmp

Filesize
2.0MB

Download
memory/2624-5-0x0000000000DC0000-0x0000000000E28000-memory.dmp

Filesize
416KB

Download
memory/2624-6-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-7-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-9-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-13-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-15-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-17-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-19-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-21-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-23-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-25-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-27-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-29-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-31-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-33-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-35-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-11-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-39-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-41-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-37-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-45-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-47-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-49-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-51-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-53-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-55-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-57-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-59-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-61-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-63-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-65-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-67-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-69-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-43-0x0000000000DC0000-0x0000000000E23000-memory.dmp

Filesize
396KB

Download
memory/2624-2196-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download